Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Sound at the right vibration can bore holes through a solid object.
134
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114